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2011QK1371983-。··-A、D、E225000-A、D、E。HPLC-MS/MSSRM。A、D、E。RSD4.8%~16.7%n=6A、D、E76.4%~95.9%7A5.0μg/LD21.0μg/LD31.0μg/Lα-E0.1μg/Lβ-E0.5μg/Lγ-E0.5μg/Lδ-E0.1μg/L。A、D、E、A、D、E。-ADETS252.52A1004-8685201511-1733-05DeterminationofVitaminADEinmilkpowderbyHPLC-MS/MSZHUJiangZHANGPengYANGJiaZOUYong-pingZHOUYuan-yuanZHANGLinYangzhouProductQualityInspectionInstituteYangzhouJiangsu225000ChinaAbstractObjectiveToestablishahighperformanceliquidchromatography-tandemmassspectrometrymethodHPLC-MS/MStosimultaneouslydetectVitaminADEinmilkpowderforanalysis.MethodsVitaminsinthesamplewereextrac-tedbyn-hexaneaftersaponification.Thesampleshouldbedriedwithnitrogenafterconcentratedbyrotaryevaporationandthendissolvedbymobilephase.UsingHPLC-MS/MStoselectreactionmonitoringSRMdeterminationofpositiveionmode.ResultsVitaminADandEwereingoodlinearrelationshipintheirrespectiveconcentrationrange.TheRSDofmethodwasintherangeof4.8%-16.7%n=6theaveragerecoveryrateinmilkpowderwasintherangeof76.4%-95.9%andthedetectionlimitsofsevenvitaminswereasfollowsVitaminAof5.0μg/LVitaminD2of1.0μg/LVitaminD3of1.0μg/Lα-VitaminEof0.1μg/Lβ-VitaminEof0.5μg/Lγ-VitaminEof0.5μg/Lδ-Vitaminof0.1μg/L.Conclu-sionThemethodcanbeusedforthequalitativeandquantitativeanalysisofVitaminADEinmilkpowder.Precisionre-coveryrateanddetectionlimitofthemethodcanmeetthepracticalrequirementsofdetection.ItcanbeusedfordailymonitoringthevitaminADEcontentinmilkpowderorinotherfoods.KeyWordsHPLC-MS/MSVitaminAVitaminDVitaminEMilkpowder、、。B、C、。A、D、E、K1。A、D、E、、、ADE。A、D、E。。、、、2-11。HPLC、、·3371·201562511ChinJHealthLabTecJun.2015Vol.25No.11。。、、、、12-13。-HPLC-MS/MSA、D、E、。11.1TSQQuantumAccessThermoFisherMili-QAca-demicMilliporeSartoriusCP225DSartoriusKQ-250ESigmaHeidolphVortex-Genie2ScientificIndustries0.22μm。A≥97%D2、D3α-E、β-E、γ-E、δ-E20140402、20120521、20121008、20121116、26-20121209G023G600、20130118、T20131118、0000216736、SF01C2105GB/T6682—2008。1.21.2.1A、D2、D3、α-E、β-E、γ-Eδ-E1g/L1mg/ml。A、D、EA1mg/L、D20.5mg/L、D30.5mg/L、α-E0.05mg/L、β-E0.5mg/L、γ-E0.5mg/L、δ-E0.05mg/L。A、D、E0.5ml、1ml、2ml、5ml、10ml50ml1g/L。。、。1.2.21g60℃10ml0.5g20ml5ml20%KOH55℃45min20ml10min20ml2。40℃。1ml-70∶30V/V5000r/min0.22μm。1.2.3-C18HypersilGOLD50mm×2.1mm1.9μm10μl25℃AB5mmol0.1%。1。ESISRM4500V350℃35psi1.7L/min1.5mTorrSRM2。1minμl/minA%B%02007030320070303.52009551520095515.520070301820070302A、D、Em/zm/zeVAC20H30O26990.992.93424D2C28H44O397105.0378.9448D3C27H44O385258.9367.01111α-EC29H50O2431164.9342.43613β-EC28H48O2417123.0150.73830γ-EC28H48O2417151.1385.6285δ-EC27H46O2403109.5137.1352222.1·4371·201562511ChinJHealthLabTecJun.2015Vol.25No.1114-15、、5mmol0.1%3。5mmol0.1%、。。5mmol0.1%。XDBC18150mm×4.6mm5μmHypersilC1850mm×2.1mm1.9μmHypersilC18200μl/min。ED2D3。71。AABD3CD2Dδ-EEβ-EFγ-EGα-E。172.210μl/min200μl/minm/z100~1000、。AM+H-H2O+M+H+。。2.3、26-。26-A、D、E。。A。。。3。3μg/Lμg/L%μg/L%A19.917.085.316.985.099.687.187.486.086.3498.2447.989.9449.990.3D220.114.471.715.476.4100.576.375.980.980.5502.6390.077.6420.283.6D320.015.577.315.778.3100.275.975.783.182.9500.8406.181.1426.785.2α-E20.216.984.517.084.1100.985.184.386.485.6504.5438.486.9440.487.3β-E19.915.678.315.979.799.377.678.179.980.5496.6411.282.8419.684.5γ-E20.015.879.216.281.099.979.879.981.281.3499.7412.882.6424.284.9δ-E20.017.788.617.889.1100.190.890.793.092.9500.5474.594.8480.095.9·5371·201562511ChinJHealthLabTecJun.2015Vol.25No.11。255℃~65℃、45min~60min。55℃45min。2.4、、7-。。。3LOD10LOQ7、、。63A、D、E。4RSD4.8%~16.7%76.4%~95.9%4。4、、、、、、μg/L%RSD%μg/Lμg/LAy=351.673x-506.9850.994710~20085.0~90.34.9~7.75.016.5D2y=424.697x-894.870.99955~10076.4~83.65.1~10.51.03.3D3y=2610.44x-4169.510.99895~10078.3~84.25.5~12.21.03.3α-Ey=4581.39x-6712.660.99720.5~2094.1~97.313.0~16.70.10.3β-Ey=1220.62x-3877.740.99815~10080.7~84.54.8~9.10.51.7γ-Ey=2100.38x-2200.790.99845~10081.0~84.95.0~8.30.51.7δ-Ey=547.602x-1966.060.99930.5~2089.1~95.911.7~15.80.10.32.562。6A3.89mg/kg~7.43mg/kgD358.4μg/kg~116.8μg/kgαE12.20mg/kg~16.82mg/kgβE1.53mg/kg~1.98mg/kgγE1.94mg/kg~2.45mg/kgδE0.47mg/kg~0.64mg/kg。AABD3CD2Dδ-EEβ-EFγ-EGα-E。23-A、D、E、-A、D2、D3、α-E、β-E、γ-E、δ-E7A、D、E。1.M.6.200776-77.2.A、B2、CJ.198516227-32.3.EJ.200513447-49.1739·6371·201562511ChinJHealthLabTecJun.2015Vol.25No.11。2.431.2.21.2.3685.4%~108.4%RSD3.1%~6.5%86.4%~106.9%RSD1.5%~8.7%2。2n=6μg/g%RSD%μg/g%RSD%0.294.0~108.46.50.287.7~106.98.7DMF0.585.4~93.43.40.586.4~100.25.71.093.1~100.93.11.092.9~96.31.52.5、12NY/T1723—2009《》。3。1.-J.201442217178-7120.2.J.201424101513-1514.3.-J.201435475-78.4.J.2014351473-76.5.J.201430131780-1784.6.GC-MSJ.2011528-32.7.GC-MSJ.2013351432-35.2014-09-2217364.EJ.2004216560-562.5LieblerDCAburrJAmyJLH.Gaschromatography-massspec-trometryanalysisofvitaminEanditsoxidationproductsJ.Meth-odsEnzymol1999299309-318.6HussainNJabeenZLiYLetal.Detectionoftocopherolinoil-seedrapeBrassicanapusL.usinggaschromatographywithflameionizationdetectorJ.JIntegraAgricul2013125803-814.7.EJ.2009365931-9338GasparLRCamposPatriciaMBGM.AHPLCmethodtoevaluatetheinfluenceofphotostabilizersoncosmeticformulationscontainingUV-filtersandvitaminsAandEJ.Talanta20108241490-1494.9.7J.2013291109-112.10.EJ.20122710109-112.11.DJ.201342467-471.
本文标题:高效液相色谱-串联质谱法测定奶粉中的维生素A-维生素D-维生素E-朱姜
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